As an introverted engineer, I beg to differ. If you can't spend 10 minutes in a very directed conversation with a stranger who wants to use your product, that's

As an introverted engineer, I beg to differ. If you can't spend 10 minutes in a very directed conversation with a stranger who wants to use your product, that's an attitude problem, not a introversion/extroversion problem. Introverted doesn't mean anti-social or shy.